Download langs CLI in system tests

bin/.common

@@ -129,3 +129,17 @@ function point_docker_cli_to_minikube_docker() {
   eval "$(minikube -p minikube docker-env --shell bash)"
   echo ""
 }
+
+function ensure_tmc_langs_cli_downloaded() {
+  path_to_tmc=$(relativize_path "../services/tmc")
+  path_to_tmc_version="$path_to_tmc"/tmc-langs-version
+  tmc_version=$(< "$path_to_tmc_version" tr -d '[:space:]')
+  if [ -f "$path_to_tmc"/tmc-langs-cli-x86_64-unknown-linux-gnu-"$tmc_version" ];
+  then
+      echo "Found tmc-langs-cli"
+  else
+      echo "Downloading tmc-langs-cli"
+      path_to_downloader=$(relativize_path "./download-tmc-langs")
+      run_command "$path_to_downloader"
+  fi
+}

bin/test

@@ -9,6 +9,7 @@ ensure_program_in_path "minikube"
 ensure_program_in_path "kustomize"
 check_minikube_version
 ensure_common_programs_in_path
+ensure_tmc_langs_cli_downloaded
 
 run_command npm run postinstall
 echo ""

services/tmc/src/tmc/cli.d.ts

@@ -1,4 +1,4 @@
-// https://raw.githubusercontent.com/rage/tmc-langs-rust/0.31.2/crates/tmc-langs-cli/bindings.d.ts
+// https://raw.githubusercontent.com/rage/tmc-langs-rust/0.32.0/crates/tmc-langs-cli/bindings.d.ts
 
 export type Locale = string
 

services/tmc/src/tmc/cli.guard.ts

@@ -1,3 +1,6 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
+
 /*
  * Generated type guards for "cli.d.ts".
  * WARNING: Do not manually change this file.

system-tests/src/setup/globalSetup.ts

@@ -9,6 +9,7 @@ import systemTestsPackageLockJson from "../../package-lock.json"
 async function globalSetup(config: FullConfig): Promise<void> {
   await makeSureNecessaryProgramsAreInstalled(config)
   await makeSureNpmCiHasBeenRan()
+  await downloadTmcLangsCli()
   await setupSystemTestDb()
   // After this global.setup.spec.ts is ran
 }
@@ -35,6 +36,27 @@ async function makeSureNpmCiHasBeenRan() {
   }
 }
 
+// Download the langs CLI binary for the TMC exercise service to work.
+async function downloadTmcLangsCli() {
+  try {
+    console.time("download-tmc-langs")
+    const downloadTmcLangsPath = path.join(__dirname, "../../../bin/download-tmc-langs")
+    console.log("Downloading langs CLI.")
+    const res = spawnSync(downloadTmcLangsPath, { stdio: "inherit" })
+    if (res.status != 0) {
+      console.error("Error: Could not download langs CLI.")
+      if (res.error) {
+        throw res.error
+      } else {
+        throw new Error(`Downloading langs CLI returned non-zero status code ${res.status}`)
+      }
+    }
+    console.log("Successfully downloaded langs CLI.")
+  } finally {
+    console.timeEnd("download-tmc-langs")
+  }
+}
+
 // The setup system test db called by playwright to make the playwright vscode extension to work.
 async function setupSystemTestDb() {
   try {